Package gmp-ecm

Elliptic Curve Method for Integer Factorization

https://gforge.inria.fr/projects/ecm/

Programs and libraries employing elliptic curve method for factoring
integers (with GMP for arbitrary precision integers).

General Commands (Section 1)
gmp-ecm
ecm is an integer factoring program using the Elliptic Curve Method (ECM), the P-1 method, or the P+1 method. The following sections describe parameters...